[GGM2006] 8907582
| Simbad link | [GGM2006] 8907582 |
|---|---|
| Source publication | Xia, Qiqi (2025) - Minute-cadence Observations of the LAMOST Fields with the TMTS. VI. Physical Parameters of Contact Binaries |
| ADS link | 2025AJ....169..139X |
| Name in Source publication | J2236 |
| Orbital period in days (P [d]) | 0.335739 |
| Mass ratio (q) | 1.93 |
| Mass ratio determination | Spectroscopic |
| Temperature determination | Unknown |
| Type | Unspecified |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? | |
| Search TESS catalog of Eclipsing Binaries | TIC 115625182 |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.335739 |
| Mass ratio (q) | 1.93 |
| Orbital inclination in degrees (i [o]) | 79.5 |
| Fillout (f) | 0.13 |
| Primary temperature in Kelvins (T1 [K]) | 5754 |
| Secondary temperature in Kelvins (T2 [K]) | 5503 |
| Primary polar radius in units of orbital separation (r1p) | |
| Secondary polar radius in units of orbital separation (r2p) | |
| Surface potential (Ω) | 5.08 |
| Orbital separation in solar radii (a [R]) | 2.4 |
|---|---|
| Primary radius in solar units (R1 [R]) | 0.8 |
| Secondary radius in solar units (R2 [R]) | 1.08 |
| Primary mass in solar units (M1 [M]) | 0.56 |
| Secondary mass in solar units (M2 [M]) | 1.08 |
| Primary temperature in kelvins (T1 [K]) | 5754 |
| Secondary temperature in Kelvins (T2 [K]) | 5503 |
| Primary luminosity in solar units (L1 [L]) | 0.63 |
| Secondary luminosity in solar units (L2 [L]) | 0.96 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Host | Longitude λ [o] | Latitude β [o] | Angular radius σ [o] | Temperature contrast Tspot/Tstar |
|---|---|---|---|---|
| Primary | 35 | 12.6 | 0.78 |
| Designation | Gaia DR3 1888612229473202176 |
|---|---|
| RA | 339:10:35.249469 |
| DEC | 30:41:48.342069 |
| l | 91.5101329292475 |
| b | -23.83034447415744 |
| G [mag] | 13.369598 |
| G_bp [mag] | 13.720097 |
| G_rp [mag] | 12.836393 |
| Parallax | 1.5246726665682107 |
| Distance [pc] | 638.9883 |
| Temperature [K] | 5397.611 |
| Surface gravity log(g) [cm/s2] | 4.2306 |
| Metallicity [Fe/H] | -0.4328 |
| Monochromatic extinction A0 [mag] | 0.0047 |
| Radius [R] | |
| Luminosity [L] |
| Temperature [K] | 5754.05 |
|---|---|
| Surface gravity log(g) [cm/s2] | 4.23 |
| Metallicity [Fe/H] | -0.193 |
| Simbad link | [GGM2006] 8907582 |
|---|---|
| J magnitude | 12.654 |
| H magnitude | 12.271 |
| K magnitude | 12.207 |
| Johnson_U magnitude | |
| Johnson_B magnitude | |
| Johnson_V magnitude | 13.33 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 13.776 |
| Sloan_r magnitude | 13.315 |
| Sloan_i magnitude | |
| Sloan_z magnitude |